Programmer DD

Mar 21, 2020 · Fundamentals

Why Does Concurrent Programming Need Wait/Notify? Unlock Efficient Thread Coordination

This article explains why busy‑waiting loops waste CPU in Java concurrency, introduces the wait/notify mechanism, shows how synchronized, wait() and notify()/notifyAll() work together, highlights common pitfalls such as using if instead of while, and provides practical code examples and best‑practice guidelines for safe thread coordination.